Quelle TreeModelExample2.java Sprache: JAVA

/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements.  See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership.  The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License.  You may obtain a copy of the License at
*
*   http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied.  See the License for the
* specific language governing permissions and limitations
* under the License.
*/

import java.awt.event.ActionEvent;
import java.io.File;
import java.net.MalformedURLException;
import java.util.ArrayList;
import javax.swing.AbstractAction;
import javax.swing.Action;
import javax.swing.JComponent;
import javax.swing.JDialog;
import javax.swing.JEditorPane;
import javax.swing.JFrame;
import org.netbeans.spi.viewmodel.Models;
import org.netbeans.spi.viewmodel.NodeModel;
import org.netbeans.spi.viewmodel.TreeModel;
import org.netbeans.spi.viewmodel.TreeModelListener;

public class TreeModelExample2 implements TreeModel, NodeModel {

    public Object[] getChildren (Object parent, int from, int to) {
        if (parent == ROOT)
            return File.listRoots ();
        return ((File) parent).listFiles ();
    }

    public Object getRoot () {
        return ROOT;
    }

    public boolean isLeaf (Object node) {
        if (node == ROOT)
            return false;
        return ((File) node).isFile ();
    }

    public void addTreeModelListener (TreeModelListener l) {}
    public void removeTreeModelListener (TreeModelListener l) {}

    public String getDisplayName (Object node) {
        if (node == ROOT) return "Name";
        String name = ((File) node).getName ();
        if (name.length () < 1) return ((File) node).getAbsolutePath ();
        return name;
    }

    public String getIconBase (Object node) {
        if (node == ROOT) return "folder";
        if (((File) node).isDirectory ()) return "folder";
        return "file";
    }

    public String getShortDescription (Object node) {
        if (node == ROOT) return "Name";
        return ((File) node).getAbsolutePath ();
    }

    public static void main (String[] args) {
        TreeModelExample2 tme = new TreeModelExample2 ();
        JComponent ttv = Models.createView (
            tme,              // TreeModel
            tme,              // NodeModel
            null,             // TableModel
            null,             // NodeActionsProvider
            new ArrayList ()  // list of ColumnModels
        );
        JFrame f = new JFrame ("Tree Model Example 2");
        f.getContentPane ().add (ttv);
        f.pack ();
        f.show ();
    }
}

quality96%

¤ Dauer der Verarbeitung: 0.12 Sekunden (vorverarbeitet) ¤

Wurzel

Suchen

Beweissystem der NASA

Beweissystem Isabelle

NIST Cobol Testsuite

Cephes Mathematical Library

Wiener Entwicklungsmethode

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.

Bemerkung:

Die farbliche Syntaxdarstellung ist noch experimentell.